There's no getting around the fact that flying sucks, and none of the changes (for anyone who can't afford a business class ticket) airlines have made in recent years have made it any more tolerable. Flying is especially crappy for heavier passengers, who are still subjected to the same discomfort and inconvenience…

Let her fixed, perfectly white smile be your guide, as you watch Britney morph from baby to adult. It's like being on an emotional and slightly creepy rollercoaster—especially during the dark period that starts around the :40 mark—but it's a ride worth taking.